Question

If p and q are root of equation x^2+2x+1 then the values of p^3 + q^3 are?

Answer 1

x²+2x+1=0

x²+1x+1x+1=0

x(x+1)+1(x+1)=0

(x+1)²=0

x=-1

therefore

p and q= -1

(-1)³+(-1)³

-1-1

= -2

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